Executive Director, Project Drawdown; Former Executive Director, California Academy of Sciences, San Francisco, CA, United States

The Scott K. Ginsburg Professor of Urban Law and Policy; Professor of Public Policy, Georgetown University, Washington, D.C, United States

Co-founder of Terreform ONE; Associate Professor of Practice, New York University (NYU), New York, NY, United States

Associate Professor, Irwin S. Chanin School of Architecture, The Cooper Union, New York, NY, United States

Dean, The Fletcher School, Tufts University Medford, Boston, MA, United States; Co-chair, Voluntary Carbon Markets Integrity Initiative (VCMI), London, United Kingdom

Former Chairman, Rocky Mountain Institute, Basalt, CO, United States

President and Director, Woods Hole Oceanographic Institution (WHOI), Falmouth, MA, United States

Special Envoy for International Water Affairs, Amsterdam, The Netherlands

Chairwoman, Climate Change Working Group, International Federation of Landscape Architects, IFLA; Founder and CEO, Landprocess; Founder and CEO, Porous City Network, Bangkok, Thailand

Executive Director, T.R. Hamzah & Yeang Sdn Bhd, Selangor, Malaysia